Microchip Technology Tariff Inquiry

AT42QT2120-SUR

AT42QT2120-SUR Description

The AT42QT2120-SUR is a high-performance touch sensor IC from Microchip Technology, designed to provide advanced touch sensing capabilities for various applications. This IC is part of the QTouch™ series and is specifically designed for buttons, sliders, and wheels. With a supply voltage range of 1.8V to 5.5V, it offers flexibility in power management and can be easily integrated into various electronic devices. The AT42QT2120-SUR is RoHS3 compliant, REACH unaffected, and EAR99 classified, ensuring compliance with global environmental and trade regulations.

AT42QT2120-SUR Features

• Series: QTouch™ - A series known for its high accuracy and robustness in touch sensing applications.
• Type: Buttons, Slider, Wheel - Capable of detecting various types of touch inputs, making it versatile for different user interfaces.
• Voltage - Supply: 1.8V ~ 5.5V - Operates over a wide voltage range, enhancing compatibility with various power sources.
• Interface: I2C - Facilitates easy communication with microcontrollers and other digital systems.
• Number of Inputs: Up to 12 - Supports multiple touch points, enhancing user interaction capabilities.
• LED Driver Channels: Up to 10 - Allows for integration with LED-based user interfaces.
• Mounting Type: Surface Mount - Ideal for compact designs and high-density PCB layouts.
• Proximity Detection: Yes - Offers the ability to detect near-field objects, expanding the range of possible applications.
• Moisture Sensitivity Level (MSL): 3 (168 Hours) - Designed to withstand exposure to moisture, making it suitable for harsh environments.

AT42QT2120-SUR Applications

The AT42QT2120-SUR is ideal for applications where touch sensitivity and user interaction are critical. Some specific use cases include:

• Automotive Controls: For touch-based controls in vehicles, enhancing driver convenience and safety.
• Industrial Equipment: In machinery where robust touch interfaces are required for operation.
• Consumer Electronics: For appliances and devices that benefit from touch-based user interfaces, such as smart home devices.
• Medical Devices: For equipment that requires precise touch control and is often used in sterile environments.

Conclusion of AT42QT2120-SUR

The AT42QT2120-SUR stands out due to its versatility in touch sensing, robust performance, and compliance with international standards. Its ability to support up to 12 inputs and 10 LED driver channels, along with its wide voltage range and I2C interface, make it a preferred choice for designers looking to implement advanced touch sensing solutions in their products. The AT42QT2120-SUR's unique features, such as proximity detection and moisture resistance, further enhance its suitability for a broad range of applications, from consumer electronics to industrial controls.